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OVAL Definitions
>
OVAL Definition Details
Id
oval:com.altx-soft.nix:def:145294
[Rus]
Version
3
Class
patch
ALTXid
344160
Language
English
Severity
High
Title
DSA-4816-1 -- mediawiki -- security update
Description
Multiple security issues were discovered in MediaWiki, a website engine for collaborative work,
which could result in cross-site scripting or the disclosure of hidden users.
Family
unix
Platform
Debian 10
Product
mediawiki
Reference
VENDOR: DSA-4816-1
VENDOR: DSA-4816-1
Id:
DSA-4816-1
Reference:
https://www.debian.org/security/dsa-4816
CVE: CVE-2020-35475
CVE: CVE-2020-35475
Id:
CVE-2020-35475
Reference:
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-35475
Comment
: In MediaWiki before 1.35.1, the messages userrights-expiry-current and userrights-expiry-none can contain raw HTML. XSS can happen when a user visits Special:UserRights but does not have rights to change all userrights, and the table on the left side has unchangeable groups in it. (The right column with the changeable groups is not affected and is escaped correctly.)
CVSSv2 Score:
5
Access vector:
NETWORK
Access complexity:
LOW
Authentication:
NONE
Confidentiality impact:
PARTIAL
Integrity impact:
NONE
Availability impact:
NONE
CVSSv2 Vector:
AV:N/AC:L/Au:N/C:P/I:N/A:N
CVSSv3 Score:
7.5
Attack vector:
NETWORK
Attack complexity:
LOW
Privileges required:
NONE
User interaction:
NONE
Scope:
UNCHANGED
Confidentiality impact:
HIGH
Integrity impact:
NONE
Availability impact:
NONE
CVSSv3 Vector:
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
CWE:
79 (Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting'))
References:
https://phabricator.wikimedia.org/T268917 (MISC)
https://lists.wikimedia.org/pipermail/mediawiki-announce/2020-December/000268.html (MISC)
DSA-4816 (DEBIAN)
FEDORA-2020-0be2d40e13 ()
CVE: CVE-2020-35477
CVE: CVE-2020-35477
Id:
CVE-2020-35477
Reference:
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-35477
Comment
: MediaWiki before 1.35.1 blocks legitimate attempts to hide log entries in some situations. If one sets MediaWiki:Mainpage to Special:MyLanguage/Main Page, visits a log entry on Special:Log, and toggles the "Change visibility of selected log entries" checkbox (or a tags checkbox) next to it, there is a redirection to the main page's action=historysubmit (instead of the desired behavior in which a revision-deletion form appears).
CVSSv2 Score:
5
Access vector:
NETWORK
Access complexity:
LOW
Authentication:
NONE
Confidentiality impact:
NONE
Integrity impact:
PARTIAL
Availability impact:
NONE
CVSSv2 Vector:
AV:N/AC:L/Au:N/C:N/I:P/A:N
CVSSv3 Score:
5.3
Attack vector:
NETWORK
Attack complexity:
LOW
Privileges required:
NONE
User interaction:
NONE
Scope:
UNCHANGED
Confidentiality impact:
NONE
Integrity impact:
LOW
Availability impact:
NONE
CVSSv3 Vector:
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
CWE:
670 (Always-Incorrect Control Flow Implementation)
References:
https://lists.wikimedia.org/pipermail/mediawiki-announce/2020-December/000268.html (MISC)
https://phabricator.wikimedia.org/T205908 (MISC)
DSA-4816 (DEBIAN)
[debian-lts-announce] 20201223 [SECURITY] [DLA 2504-1] mediawiki security update (MLIST)
FEDORA-2020-0be2d40e13 ()
CVE: CVE-2020-35479
CVE: CVE-2020-35479
Id:
CVE-2020-35479
Reference:
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-35479
Comment
: MediaWiki before 1.35.1 allows XSS via BlockLogFormatter.php. Language::translateBlockExpiry itself does not escape in all code paths. For example, the return of Language::userTimeAndDate is is always unsafe for HTML in a month value. This affects MediaWiki 1.12.0 and later.
CVSSv2 Score:
4.3
Access vector:
NETWORK
Access complexity:
MEDIUM
Authentication:
NONE
Confidentiality impact:
NONE
Integrity impact:
PARTIAL
Availability impact:
NONE
CVSSv2 Vector:
AV:N/AC:M/Au:N/C:N/I:P/A:N
CVSSv3 Score:
6.1
Attack vector:
NETWORK
Attack complexity:
LOW
Privileges required:
NONE
User interaction:
REQUIRED
Scope:
CHANGED
Confidentiality impact:
LOW
Integrity impact:
LOW
Availability impact:
NONE
CVSSv3 Vector:
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
CWE:
79 (Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting'))
References:
https://lists.wikimedia.org/pipermail/mediawiki-announce/2020-December/000268.html (MISC)
https://phabricator.wikimedia.org/T268938 (MISC)
DSA-4816 (DEBIAN)
[debian-lts-announce] 20201223 [SECURITY] [DLA 2504-1] mediawiki security update (MLIST)
FEDORA-2020-0be2d40e13 ()
CVE: CVE-2020-35480
CVE: CVE-2020-35480
Id:
CVE-2020-35480
Reference:
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-35480
Comment
: An issue was discovered in MediaWiki before 1.35.1. Missing users (accounts that don't exist) and hidden users (accounts that have been explicitly hidden due to being abusive, or similar) that the viewer cannot see are handled differently, exposing sensitive information about the hidden status to unprivileged viewers. This exists on various code paths.
CVSSv2 Score:
5
Access vector:
NETWORK
Access complexity:
LOW
Authentication:
NONE
Confidentiality impact:
PARTIAL
Integrity impact:
NONE
Availability impact:
NONE
CVSSv2 Vector:
AV:N/AC:L/Au:N/C:P/I:N/A:N
CVSSv3 Score:
5.3
Attack vector:
NETWORK
Attack complexity:
LOW
Privileges required:
NONE
User interaction:
NONE
Scope:
UNCHANGED
Confidentiality impact:
LOW
Integrity impact:
NONE
Availability impact:
NONE
CVSSv3 Vector:
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
CWE:
203 (Information Exposure Through Discrepancy)
References:
https://lists.wikimedia.org/pipermail/mediawiki-announce/2020-December/000268.html (MISC)
https://phabricator.wikimedia.org/T120883 (MISC)
DSA-4816 (DEBIAN)
[debian-lts-announce] 20201223 [SECURITY] [DLA 2504-1] mediawiki security update (MLIST)
FEDORA-2020-0be2d40e13 ()
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